public final class com.sun.crypto.provider.DESedeKeyGenerator extends javax.crypto.KeyGeneratorSpi
  minor version: 0
  major version: 59
  flags: flags: (0x0031) ACC_PUBLIC, ACC_FINAL, ACC_SUPER
  this_class: com.sun.crypto.provider.DESedeKeyGenerator
  super_class: javax.crypto.KeyGeneratorSpi
{
  private java.security.SecureRandom random;
    descriptor: Ljava/security/SecureRandom;
    flags: (0x0002) ACC_PRIVATE

  private int keysize;
    descriptor: I
    flags: (0x0002) ACC_PRIVATE

  public void <init>();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // com.sun.crypto.provider.DESedeKeyGenerator this
         0: .line 52
            aload 0 /* this */
            invokespecial javax.crypto.KeyGeneratorSpi.<init>:()V
         1: .line 46
            aload 0 /* this */
            aconst_null
            putfield com.sun.crypto.provider.DESedeKeyGenerator.random:Ljava/security/SecureRandom;
         2: .line 47
            aload 0 /* this */
            sipush 168
            putfield com.sun.crypto.provider.DESedeKeyGenerator.keysize:I
         3: .line 53
            return
        end local 0 // com.sun.crypto.provider.DESedeKeyGenerator this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    4     0  this  Lcom/sun/crypto/provider/DESedeKeyGenerator;

  protected void engineInit(java.security.SecureRandom);
    descriptor: (Ljava/security/SecureRandom;)V
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // com.sun.crypto.provider.DESedeKeyGenerator this
        start local 1 // java.security.SecureRandom random
         0: .line 61
            aload 0 /* this */
            aload 1 /* random */
            putfield com.sun.crypto.provider.DESedeKeyGenerator.random:Ljava/security/SecureRandom;
         1: .line 62
            return
        end local 1 // java.security.SecureRandom random
        end local 0 // com.sun.crypto.provider.DESedeKeyGenerator this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    2     0    this  Lcom/sun/crypto/provider/DESedeKeyGenerator;
            0    2     1  random  Ljava/security/SecureRandom;
    MethodParameters:
        Name  Flags
      random  

  protected void engineInit(java.security.spec.AlgorithmParameterSpec, java.security.SecureRandom);
    descriptor: (Ljava/security/spec/AlgorithmParameterSpec;Ljava/security/SecureRandom;)V
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=3, locals=3, args_size=3
        start local 0 // com.sun.crypto.provider.DESedeKeyGenerator this
        start local 1 // java.security.spec.AlgorithmParameterSpec params
        start local 2 // java.security.SecureRandom random
         0: .line 77
            new java.security.InvalidAlgorithmParameterException
            dup
         1: .line 78
            ldc "Triple DES key generation does not take any parameters"
         2: .line 77
            invokespecial java.security.InvalidAlgorithmParameterException.<init>:(Ljava/lang/String;)V
            athrow
        end local 2 // java.security.SecureRandom random
        end local 1 // java.security.spec.AlgorithmParameterSpec params
        end local 0 // com.sun.crypto.provider.DESedeKeyGenerator this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    3     0    this  Lcom/sun/crypto/provider/DESedeKeyGenerator;
            0    3     1  params  Ljava/security/spec/AlgorithmParameterSpec;
            0    3     2  random  Ljava/security/SecureRandom;
    Exceptions:
      throws java.security.InvalidAlgorithmParameterException
    MethodParameters:
        Name  Flags
      params  
      random  

  protected void engineInit(int, java.security.SecureRandom);
    descriptor: (ILjava/security/SecureRandom;)V
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=3, locals=3, args_size=3
        start local 0 // com.sun.crypto.provider.DESedeKeyGenerator this
        start local 1 // int keysize
        start local 2 // java.security.SecureRandom random
         0: .line 93
            iload 1 /* keysize */
            bipush 112
            if_icmpeq 2
            iload 1 /* keysize */
            sipush 168
            if_icmpeq 2
         1: .line 94
            new java.security.InvalidParameterException
            dup
            ldc "Wrong keysize: must be equal to 112 or 168"
            invokespecial java.security.InvalidParameterException.<init>:(Ljava/lang/String;)V
            athrow
         2: .line 97
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            iload 1 /* keysize */
            putfield com.sun.crypto.provider.DESedeKeyGenerator.keysize:I
         3: .line 98
            aload 0 /* this */
            aload 2 /* random */
            invokevirtual com.sun.crypto.provider.DESedeKeyGenerator.engineInit:(Ljava/security/SecureRandom;)V
         4: .line 99
            return
        end local 2 // java.security.SecureRandom random
        end local 1 // int keysize
        end local 0 // com.sun.crypto.provider.DESedeKeyGenerator this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    5     0     this  Lcom/sun/crypto/provider/DESedeKeyGenerator;
            0    5     1  keysize  I
            0    5     2   random  Ljava/security/SecureRandom;
    MethodParameters:
         Name  Flags
      keysize  
      random   

  protected javax.crypto.SecretKey engineGenerateKey();
    descriptor: ()Ljavax/crypto/SecretKey;
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=5, locals=4, args_size=1
        start local 0 // com.sun.crypto.provider.DESedeKeyGenerator this
         0: .line 107
            aload 0 /* this */
            getfield com.sun.crypto.provider.DESedeKeyGenerator.random:Ljava/security/SecureRandom;
            ifnonnull 2
         1: .line 108
            aload 0 /* this */
            getstatic com.sun.crypto.provider.SunJCE.RANDOM:Ljava/security/SecureRandom;
            putfield com.sun.crypto.provider.DESedeKeyGenerator.random:Ljava/security/SecureRandom;
         2: .line 111
      StackMap locals:
      StackMap stack:
            bipush 24
            newarray 8
            astore 1 /* rawkey */
        start local 1 // byte[] rawkey
         3: .line 113
            aload 0 /* this */
            getfield com.sun.crypto.provider.DESedeKeyGenerator.keysize:I
            sipush 168
            if_icmpne 9
         4: .line 115
            aload 0 /* this */
            getfield com.sun.crypto.provider.DESedeKeyGenerator.random:Ljava/security/SecureRandom;
            aload 1 /* rawkey */
            invokevirtual java.security.SecureRandom.nextBytes:([B)V
         5: .line 118
            aload 1 /* rawkey */
            iconst_0
            invokestatic com.sun.crypto.provider.DESKeyGenerator.setParityBit:([BI)V
         6: .line 119
            aload 1 /* rawkey */
            bipush 8
            invokestatic com.sun.crypto.provider.DESKeyGenerator.setParityBit:([BI)V
         7: .line 120
            aload 1 /* rawkey */
            bipush 16
            invokestatic com.sun.crypto.provider.DESKeyGenerator.setParityBit:([BI)V
         8: .line 121
            goto 16
         9: .line 123
      StackMap locals: byte[]
      StackMap stack:
            bipush 16
            newarray 8
            astore 2 /* tmpkey */
        start local 2 // byte[] tmpkey
        10: .line 124
            aload 0 /* this */
            getfield com.sun.crypto.provider.DESedeKeyGenerator.random:Ljava/security/SecureRandom;
            aload 2 /* tmpkey */
            invokevirtual java.security.SecureRandom.nextBytes:([B)V
        11: .line 125
            aload 2 /* tmpkey */
            iconst_0
            invokestatic com.sun.crypto.provider.DESKeyGenerator.setParityBit:([BI)V
        12: .line 126
            aload 2 /* tmpkey */
            bipush 8
            invokestatic com.sun.crypto.provider.DESKeyGenerator.setParityBit:([BI)V
        13: .line 127
            aload 2 /* tmpkey */
            iconst_0
            aload 1 /* rawkey */
            iconst_0
            aload 2 /* tmpkey */
            arraylength
            invokestatic java.lang.System.arraycopy:(Ljava/lang/Object;ILjava/lang/Object;II)V
        14: .line 129
            aload 2 /* tmpkey */
            iconst_0
            aload 1 /* rawkey */
            bipush 16
            bipush 8
            invokestatic java.lang.System.arraycopy:(Ljava/lang/Object;ILjava/lang/Object;II)V
        15: .line 130
            aload 2 /* tmpkey */
            iconst_0
            invokestatic java.util.Arrays.fill:([BB)V
        end local 2 // byte[] tmpkey
        16: .line 133
      StackMap locals:
      StackMap stack:
            aconst_null
            astore 2 /* desEdeKey */
        start local 2 // com.sun.crypto.provider.DESedeKey desEdeKey
        17: .line 135
            new com.sun.crypto.provider.DESedeKey
            dup
            aload 1 /* rawkey */
            invokespecial com.sun.crypto.provider.DESedeKey.<init>:([B)V
            astore 2 /* desEdeKey */
        18: .line 136
            goto 21
      StackMap locals: com.sun.crypto.provider.DESedeKeyGenerator byte[] com.sun.crypto.provider.DESedeKey
      StackMap stack: java.security.InvalidKeyException
        19: astore 3 /* ike */
        start local 3 // java.security.InvalidKeyException ike
        20: .line 138
            new java.lang.RuntimeException
            dup
            aload 3 /* ike */
            invokevirtual java.security.InvalidKeyException.getMessage:()Ljava/lang/String;
            invokespecial java.lang.RuntimeException.<init>:(Ljava/lang/String;)V
            athrow
        end local 3 // java.security.InvalidKeyException ike
        21: .line 141
      StackMap locals:
      StackMap stack:
            aload 1 /* rawkey */
            iconst_0
            invokestatic java.util.Arrays.fill:([BB)V
        22: .line 143
            aload 2 /* desEdeKey */
            areturn
        end local 2 // com.sun.crypto.provider.DESedeKey desEdeKey
        end local 1 // byte[] rawkey
        end local 0 // com.sun.crypto.provider.DESedeKeyGenerator this
      LocalVariableTable:
        Start  End  Slot       Name  Signature
            0   23     0       this  Lcom/sun/crypto/provider/DESedeKeyGenerator;
            3   23     1     rawkey  [B
           10   16     2     tmpkey  [B
           17   23     2  desEdeKey  Lcom/sun/crypto/provider/DESedeKey;
           20   21     3        ike  Ljava/security/InvalidKeyException;
      Exception table:
        from    to  target  type
          17    18      19  Class java.security.InvalidKeyException
}
SourceFile: "DESedeKeyGenerator.java"